log8(768 x 16)

--> the 8 is a subscript to log
--> please show steps.

2 answers

log8(768*16) = log8(12288),

8^x = 12288,

Using Base 10:
X*log(8) = log(12288),
Divide both sides by log(8):

X = log(12288) / log(8) = 4.528320834.
thanks